A Discrete-Event Network Simulator
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snr-tag.cc
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1 /* -*- Mode:C++; c-file-style:"gnu"; indent-tabs-mode:nil; -*- */
2 /*
3  * Copyright (c) 2005,2006 INRIA
4  * Copyright (c) 2009 MIRKO BANCHI
5  * Copyright (c) 2013 University of Surrey
6  *
7  * This program is free software; you can redistribute it and/or modify
8  * it under the terms of the GNU General Public License version 2 as
9  * published by the Free Software Foundation;
10  *
11  * This program is distributed in the hope that it will be useful,
12  * but WITHOUT ANY WARRANTY; without even the implied warranty of
13  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14  * GNU General Public License for more details.
15  *
16  * You should have received a copy of the GNU General Public License
17  * along with this program; if not, write to the Free Software
18  * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
19  *
20  * Author: Mathieu Lacage <mathieu.lacage@sophia.inria.fr>
21  * Author: Mirko Banchi <mk.banchi@gmail.com>
22  * Author: Konstantinos Katsaros <dinos.katsaros@gmail.com>
23  */
24 
25 #include "snr-tag.h"
26 #include "ns3/tag.h"
27 #include "ns3/double.h"
28 
29 namespace ns3 {
30 
32 
33 TypeId
35 {
36  static TypeId tid = TypeId ("ns3::SnrTag")
37  .SetParent<Tag> ()
38  .AddConstructor<SnrTag> ()
39  .AddAttribute ("Snr", "The snr of the last packet received",
40  DoubleValue (0.0),
41  MakeDoubleAccessor (&SnrTag::Get),
42  MakeDoubleChecker<double> ())
43  ;
44  return tid;
45 }
46 TypeId
48 {
49  return GetTypeId ();
50 }
51 
53  : m_snr (0)
54 {
55 }
56 SnrTag::SnrTag (double snr)
57  : m_snr (snr)
58 {
59 }
60 
61 
62 uint32_t
64 {
65  return sizeof (double);
66 }
67 void
69 {
70  i.WriteDouble (m_snr);
71 }
72 void
74 {
75  m_snr = i.ReadDouble ();
76 }
77 void
78 SnrTag::Print (std::ostream &os) const
79 {
80  os << "Snr=" << m_snr;
81 }
82 void
83 SnrTag::Set (double snr)
84 {
85  m_snr = snr;
86 }
87 double
88 SnrTag::Get (void) const
89 {
90  return m_snr;
91 }
92 
93 
94 }
void Set(double snr)
Set the SNR to the given value.
Definition: snr-tag.cc:83
#define NS_OBJECT_ENSURE_REGISTERED(type)
Register the class in the ns-3 factory.
Definition: object-base.h:38
static TypeId GetTypeId(void)
Definition: snr-tag.cc:34
void WriteDouble(double v)
Definition: tag-buffer.cc:115
virtual void Print(std::ostream &os) const
Definition: snr-tag.cc:78
virtual uint32_t GetSerializedSize(void) const
Definition: snr-tag.cc:63
double ReadDouble(void)
Definition: tag-buffer.cc:164
SnrTag()
Create a SnrTag with the default snr 0.
Definition: snr-tag.cc:52
virtual void Serialize(TagBuffer i) const
Definition: snr-tag.cc:68
double Get(void) const
Return the SNR value.
Definition: snr-tag.cc:88
virtual void Deserialize(TagBuffer i)
Definition: snr-tag.cc:73
tag a set of bytes in a packet
Definition: tag.h:36
virtual TypeId GetInstanceTypeId(void) const
Definition: snr-tag.cc:47
read and write tag data
Definition: tag-buffer.h:51
double m_snr
SNR value.
Definition: snr-tag.h:69
Hold a floating point type.
Definition: double.h:41
a unique identifier for an interface.
Definition: type-id.h:49
TypeId SetParent(TypeId tid)
Definition: type-id.cc:610